code: def get_initial_state(self):
      return [
          np.zeros(self.cell_size, np.float32),
          np.zeros(self.cell_size, np.float32),
      ]
  
file_path: ray/python/ray/rllib/examples/models/rnn_spy_model.py
imports: import numpy
  import pickle
  import ray
  from ray.rllib.models.modelv2 import ModelV2
  from ray.rllib.models.tf.misc import normc_initializer
  from ray.rllib.models.tf.recurrent_net import RecurrentNetwork
  from ray.rllib.utils.annotations import override
  from ray.rllib.utils.framework import try_import_tf
label_desc: Use image node_id 4 for calling the RNNSpyModel obj's underlying member method code with example usage: obj.get_initial_state() and returns: list